Replacing Attic Insulation: Renew your home's efficiency with modern insulation material

Submitted By
Aimee Oscamou
1 expert, 0 community

Our home was built in 1962 and the fiberglass insulation in the attic seems to have shrunk. Is it possible for insulation to wear out? Also, how much attic insulation do we really need and is it possible to put in too much?

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